Hitachi ZAXIS 225USRLC Excavator operator’s manual

PART NO. EM1G6-2-1

Operator’s Manual ZX200 ZX200LC ZX210H ZX210LCH ZX225USR ZX225USRLC

HITACHI

INTRODUCTION Read this manual carefully to learn how to operate and service your machine correctly. Failure to do so could result in personal injury or machine damage.

This manual should be considered a permanent part of your machine and should remain with the machine when you sell it.

This machine is of metric design. Measurements in this manual are metric. Use only metric hardware and tools as specified.

Right-hand and left-hand sides are determined by facing in the direction of forward travel.

Write product identification numbers in the Machine Numbers section. Accurately record all the numbers to help in tracing the machine should it be stolen. Your dealer also needs these numbers when you order parts. If this manual is kept on the machine, also file the identification numbers in a secure place off the machine.

Warranty is provided as a part of Hitachi's support program for customers who operate and maintain their equipment as described in this manual. The warranty is explained on the warranty certificate which you should have received from your dealer.

This warranty provides you the assurance that Hitachi will back its products where defects appear within the warranty period. In some circumstances, Hitachi also provides field improvements, often without charge to the customer, even if the product is out of warranty.

Should the equipment be abused, or modified to change its performance beyond the original factory specifications, the warranty will become void and field improvements may be denied.

Setting fuel delivery above specifications or otherwise overpowering machines will result in such action.

Only qualified, experienced operators officially licensed (according to local law) should be allowed to operate the machine. Moreover, only officially licensed personnel should be allowed to inspect and service the machine.

Prior to operating this machine in a country other than a country of its intended use, it may be necessary to make modifications to it so that it complies with the local standards (including safety standards) and requirements of that particular country. Please do not operate this machine outside of the country of its intended use until such compliance has been confirmed. Please contact Hitachi Construction Machinery Co., Ltd. or any of our authorized distributor or dealer if you have any questions concerning compliance.

All information, illustrations and specifications in this manual are based on the latest product information available at the time of publication. The right is reserved to make changes at any time without notice. Š2001 Hitachi Construction Machinery Co., Ltd. All rights reserved.

MACHINE NUMBERS SAFETY SAFETY SIGNS COMPONENTS NAME OPERATOR’S STATION BREAK-IN OPERATING THE ENGINE DRIVING THE MACHINE OPERATING THE MACHINE TRANSPORTING MAINTENANCE MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS

STORAGE TROUBLESHOOTING SPECIFICATIONS OPTIONAL ATTACHMENTS AND DEVICES INDEX

CONTENTS MACHINE NUMBERS SAFETY Recognize Safety Information ............................. S-1 Understand Signal Words ................................... S-1 Follow Safety Instructions ................................... S-2 Prepare for Emergencies .................................... S-2 Wear Protective Clothing .................................... S-3 Protect Against Noise.......................................... S-3 Inspect Machine .................................................. S-3 General Precautions for Cab............................... S-4 Use Handholds and Steps................................... S-5 Adjust the Operator’s Seat .................................. S-5 Fasten Your Seat Belt ......................................... S-6 Move and Operate Machine Safely ..................... S-6 Handle Starting Aids Safely................................. S-6 Operate Only from Operator’s Seat .................... S-7 Jump Starting ...................................................... S-7 Keep Riders Off Machine .................................... S-7 Investigate Job Site Beforehand ......................... S-8 Protect Against Falling Stones and Debris.......... S-8 Provide Signals for Jobs Involving Multiple Numbers of Machines ................................... S-9 Confirm Direction of Machine to be Driven ......... S-9 Drive Machine Safely......................................... S-10 Avoid Injury from Rollaway Accidents ............... S-11 Avoid Injury from Back-Over and Swing Accidents ................................... S-12 Keep Personnel Clear from Working Area........ S-13 Never Position Bucket Over Anyone ................. S-13 Avoid Undercutting ............................................ S-13 Avoid Tipping..................................................... S-14 Never Undercut a High Bank............................. S-14 Dig with Caution ................................................ S-15 Operate with Caution......................................... S-15 Avoid Power Lines............................................. S-15 Object Handling................................................. S-16 Protect Against Flying Debris ............................ S-16 Park Machine Safely ......................................... S-17 Handle Fluids Safely Avoid Fires.................... S-17 Practice Safe Maintenance ............................... S-18 Warn Others of Service Work ........................... S-19 Support Machine Properly................................. S-19 Stay Clear of Moving Parts................................ S-19 Prevent Parts from Flying ................................ S-20 Store Attachments Safely.................................. S-20 Prevent Burns.................................................... S-21 Replace Rubber Hoses Periodically.................. S-21 Avoid High-Pressure Fluids............................... S-22 Prevent Fires ..................................................... S-23 Evacuating in Case of Fire ................................ S-24 Beware of Exhaust Fumes ................................ S-24 Precautions for Welding and Grinding .............. S-25 Avoid Heating Near Pressurized Fluid Lines ..... S-26 Avoid Applying Heat to Lines Containing Flammable Fluids........................................ S-26

Remove Paint Before Welding or Heating........ S-26 Prevent Battery Explosions............................... S-27 Service Air Conditioning System Safely............ S-27 Handle Chemical Products Safely .................... S-28 Dispose of Waste Properly ............................... S-28

SAFETY SIGNS................................... S-29 COMPONENTS NAME .......................... 1-1 OPERATOR’S STATION Cab Features .......................................................1-2 Monitor Panel.......................................................1-3 Coolant Temperature Gauge .......................1-4 Fuel Gauge ..................................................1-4 Auto-Idle Indicator..........................................1-4 Auto-Acceleration Indicator ...........................1-4 Fuel Level Indicator .......................................1-5 Air Filter Restriction Indicator ........................1-5 Overheat Indicator .........................................1-5 Engine Oil Pressure Indicator ........................1-5 Alternator Indicator ........................................1-5 Engine Oil Level Indicator..............................1-6 Coolant Level Indicator .................................. 1-6 Preheat Indicator ...........................................1-6 Work Light Indicator ......................................1-6 Hydraulic Oil Filter Restriction Indicator.........1-6 Liquid Crystal Display (LCD)..........................1-7 Hour Meter..................................................... 1-7 Trip Meter 1 and Trip Meter 2........................1-8 User’s Mode ..................................................1-8 Set Switch......................................................1-9 Work Mode Switch ......................................1-10 Switch Panel ....................................................1-11 Engine Control Dial......................................1-11 Auto-Idle/Acceleration Selector ...................1-12 Power Mode Switch .....................................1-13 Travel Mode Switch .....................................1-13 Work Light Switch........................................1-14 Wiper/Washer Switch ..................................1-15 Switch Panel (Optional) .....................................1-16 Key Switch .........................................................1-18 Power Boost Switch ...........................................1-18 Horn Switch........................................................1-18 Lighter ...............................................................1-19 Cab Light............................................................ 1-20 Installing Fire Extinguisher.................................1-20 Pilot Control Shut-Off Lever...............................1-21 Engine Stop Knob ..............................................1-21 Fuse Box............................................................ 1-22 Air Conditioner Operation (Optional to E-Type) .1-23 Cab Heater Operation........................................1-27 Cooling Operation ..............................................1-28 Defroster Operation ...........................................1-28 Tips for Optimal Air Conditioner Usage .............1-30 Cab Heater Operation........................................1-31

CONTENTS Cab Heater Operation ....................................... 1-33 Defroster Operation........................................... 1-34 AM/FM Radio Operation.................................... 1-35 Digital Clock Setting Procedure......................... 1-36 Cab Door Release Lever................................... 1-38 Opening Upper Front Window........................... 1-38 Closing Upper Front Window ............................ 1-39 Removing and Storing Lower Front Window.............................................. 1-40 Opening Side Windows ..................................... 1-41 Opening/Closing Overhead Window ................. 1-42 Emergency Exit ................................................. 1-43 Adjust the Seat .................................................. 1-44 Adjusting the Seat --- If Equipped ..................... 1-46 Adjusting Console Height .................................. 1-48 Seat Belt............................................................ 1-49

BREAK-IN Observe Engine Operation Closely ..................... 2-1 Every Eight Hours or Daily .................................. 2-1 After the First 50 Hours ....................................... 2-1 After the First 100 Hours ..................................... 2-1

OPERATING THE ENGINE Inspect Machine Daily Before Starting ................ 3-1 Before Starting Engine ........................................ 3-2 Level Check......................................................... 3-3 Starting the Engine.............................................. 3-4 Starting in Cold Weather ..................................... 3-5 Check Instruments After Starting ........................ 3-6 Using Booster Batteries....................................... 3-8 Stopping the Engine .......................................... 3-10

DRIVING THE MACHINE Drive the Machine Carefully ................................ 4-1 Steering the Machine Using Pedals .................... 4-2 Steering the Machine Using Levers .................... 4-3 Travel Mode Switch............................................. 4-4 Travel Alarm (Optional) ....................................... 4-4 Traveling.............................................................. 4-5 Operating on Soft Ground ................................... 4-6 Raise One Track Using Boom and Arm .............. 4-6 Towing Machine a Short Distance....................... 4-7 Operating in Water or Mud.................................. 4-8 Precautions for Traveling on Slopes ................... 4-9 Parking the Machine on Slopes......................... 4-10 Parking the Machine.......................................... 4-10

OPERATING THE MACHINE Control Lever (ISO Pattern) ............................... 5-1 Control Lever (HITACHI Pattern) ...................... 5-2 Pilot Control Shut-Off Lever ................................ 5-3 Engine Speed Control ......................................... 5-6 Auto-Idle .............................................................. 5-7 Auto Acceleration ................................................ 5-8 Work Mode........................................................ 5-10

Power Boost.......................................................5-11 Precautions for Operations ................................5-12 Operate the Machine Safely ..............................5-13 Operating Backhoe ............................................5-14 Grading Operation .............................................5-14 Face Shovel Operation ......................................5-15 Avoid Abusive Operation ...................................5-15 Operating Tips ...................................................5-16 Select Correct Track Shoes...............................5-16 Shackle Hole Usage ..........................................5-17 Overnight Storage Instructions .......................... 5-17 Emergency Boom Lowering Procedure .............5-18 Object Handling --- If Equipped ......................... 5-19

TRANSPORTING Transporting by Road ..........................................6-1 Loading/Unloading on a Trailer............................6-1 Machine Lifting Procedure ...................................6-5

MAINTENANCE Correct Maintenance and Inspection Procedures............................ 7-1 Check the Hour Meter Regularly .........................7-2 Use Correct Fuels and Lubricants .......................7-2 Maintenance Guide Table.................................... 7-3 Prepare Machine for Maintenance....................... 7-6 Hood and Access Covers (ZAXIS200, 200LC, 210H, 210LCH) .............7-7 Hood and Access Covers (ZAXIS225USR, 225USRLC) ........................7-8 Periodic Replacement of Parts ............................7-9 Maintenance Guide............................................7-13 A. Greasing ....................................................7-13 Front Joint Pins............................................7-14 Swing Bearing..............................................7-16 Swing Internal Gear .....................................7-17 B. Engine.......................................................... 7-18 Engine Oil Level...........................................7-19 Change Engine Oil.......................................7-19 Replace Engine Oil Filter .............................7-19 C. Transmission .............................................7-21 Pump Transmission.....................................7-22 Swing Reduction Gear................................. 7-23 Travel Reduction Gear ................................7-24 D. Hydraulic System .........................................7-26 Inspection and Maintenance of Hydraulic Equipment .........................7-27 Check Hydraulic Oil Level............................7-29 Drain Hydraulic Tank Sump.........................7-30 Change Hydraulic Oil...................................7-31 Suction Filter Cleaning................................. 7-31 Replace Hydraulic Tank Oil Filter ................ 7-34 Replace Pilot Oil Filter .................................7-35 Check Hoses and Lines............................... 7-36 Service Recommendations for Hydraulic Fittings ...................................7-39

CONTENTS E. Fuel System ................................................ 7-41 Drain Fuel Tank Sump ................................ 7-43 Check Water Separator .............................. 7-43 Replace Fuel Filter ...................................... 7-46 Clean Feed Pump Strainer.......................... 7-47 Check Fuel Hoses....................................... 7-49 F. Air Cleaner .................................................. 7-50 Clean the Air Cleaner Outer Element.......... 7-44 Replace the Air Cleaner Outer and Inner Elements............................... 7-50 G. Cooling System ........................................... 7-52 Check Coolant Level ................................... 7-54 Check and Adjust Fan Belt Tension............ 7-54 Change Coolant .......................................... 7-55 Clean Radiator Interior ................................ 7-55 Clean Radiator and Oil Cooler Core ........... 7-56 Clean Oil Cooler Front Screen .................... 7-56 Clean Air Conditioner Condenser ............... 7-56 Clean Inter Cooler Front Screen ................. 7-56 H. Electrical System ....................................... 7-57 Batteries ...................................................... 7-57 Replace Batteries........................................ 7-61 Replacing Fuses ......................................... 7-61 I. Miscellaneous ............................................ 7-62 Check Bucket Teeth.................................... 7-63 Change Bucket .......................................... 7-65 Convert Bucket Connection Into Face Shovel .......................................... 7-66 Adjust the Bucket Linkage .......................... 7-67 Remove the Travel Levers .......................... 7-68 Check and Replace Seat Belt ................... 7-69 Check Windshield Washer Fluid Level ....... 7-69 Check Track Sag ........................................ 7-70 Adjust Track Sag......................................... 7-70 Loosen the Track ........................................ 7-71 Tighten the Track ........................................ 7-71 Clean and Replace Air Conditioner Filter ...................................................... 7-72 Check the Air Conditioner ........................... 7-74 Cleaning Cab Floor ..................................... 7-75 Check Injection Nozzle................................ 7-76 Retighten Cylinder Head Bolt ...................... 7-76 Inspect and Adjust Valve Clearance ........... 7-76 Check Fuel Injection Timing........................ 7-76 Measure Engine Compression Pressure................................................ 7-76 Check Starter and Alternator....................... 7-76 Change Water Pump Grease ..................... 7-76 Check Tightening Torque of Bolts and Nuts................................................ 7-77

MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS Maintenance Under Special Environmental Conditions ............................. 9-1

STORAGE Storing the Machine ...........................................10-1 Removing the Machine from Storage ................10-2

TROUBLESHOOTING Engine ...............................................................11-1 Electrical System ...............................................11-6 Mode Selection ..................................................11-8 Control Levers ...................................................11-9 Hydraulic System ...............................................11-9

SPECIFICATIONS ZAXIS200, ZAXIS200LC Specifications .............................................12-1 Working Ranges..........................................12-2 Shoe Types and Applications .................................... 12-3 Bucket Types and Applications .................................... 12-5 ZAXIS210H, ZAXIS210LCH Specifications .............................................12-6 Working Ranges..........................................12-7 Shoe Types and Applications .................................... 12-8 Bucket Types and Applications ..................................12-10 ZAXIS225USR, ZAXIS225USRLC Specifications ...........................................12-11 Working Ranges........................................12-12 Shoe Types and Applications ..................................12-13 Bucket Types and Applications ..................................12-15

OPTIONAL ATTACHMENTS AND DEVICES Automatic Lubrication Device ............................ 13-1 Bucket Teeth (Transverse-Type-Pin Used Type) ................................................13-4 Clamshell Bucket ...............................................13-5 Clamshell Bucket Maintenance .........................13-5 Check the Clamshell Bucket..............................13-6 Clamshell Bucket Specifications........................ 13-7 Hydraulic Breaker ..............................................13-8 Breaker Operation .............................................13-9 Precautions for Breaker Operation .................. 13-10 Breaker Maintenance.......................................13-13 Hydraulic Crusher ............................................13-14 Precautions for Crusher Operation.................. 13-15 River Maintenance Front-End Attachment ................................................13-17

INDEX..............................................................14-1

 MACHINE NUMBERS MACHINE TYPE AND SERIAL NUMBER MODEL/TYPE: PRODUCT IDENTIFICATION NUMBER:

PRODUCT IDENTIFICATION NUMBER

M157-00-001

PRODUCT IDENTIFICATION NUMBER: NOTE: 1G6P100001

Marks to indicate the start and end of the PIN

PRODUCT IDENTIFICATION NUMBER (PIN) M157-12-008

ENGINE TYPE AND SERIAL NUMBER TYPE: MFG. NO.:

TRAVEL MOTOR TYPE AND SERIAL NUMBER

M178-00-001

TYPE: MFG. NO.:

M178-07-047

MACHINE NUMBERS SWING MOTOR TYPE AND SERIAL NUMBER TYPE: MFG. NO.:

HYDRAULIC PUMP TYPE AND SERIAL NUMBER

M178-07-014

TYPE: MFG. NO.:

M157-00-004

 SAFETY RECOGNIZE SAFETY INFORMATION These are the SAFETY ALERT SYMBOLS. When you see these symbols on your machine or in this manual, be alert to the potential for personal injury.

Follow recommended precautions and safe operating practices.

SA-688 001-E01A-0001

UNDERSTAND SIGNAL WORDS On machine safety signs, signal words designating the degree or level of hazard - DANGER, WARNING, or CAUTION - are used with the safety alert symbol.

DANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.

WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.

CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.

DANGER or WARNING safety signs are located near specific hazards. General precautions are listed on CAUTION safety signs.

Some safety signs don’t use any of the designated signal words above after the safety alert symbol are occasionally used on this machine.

CAUTION also calls attention to safety messages in this manual.

To avoid confusing machine protection with personal safety messages, a signal word IMPORTANT indicates a situation which, if not avoided, could result in damage to the machine.

NOTE indicates an additional explanation for an element of information.

002-E01A-1223

S-1

SA-1223

SAFETY FOLLOW SAFETY INSTRUCTIONS Carefully read and follow all safety signs on the machine and all safety messages in this manual.

Safety signs should be installed, maintained and replaced when necessary.

If a safety sign or this manual is damaged or missing, order a replacement from your authorized dealer in the same way you order other replacement parts (be sure to state machine model and serial number when ordering).

SA-003

Learn how to operate the machine and its controls correctly and safely.

Allow only trained, qualified, authorized personnel to operate the machine.

Keep your machine in proper working condition.

Unauthorized modifications of the machine may impair its function and/or safety and affect machine life.

The safety messages in this SAFETY chapter are intended to illustrate basic safety procedures of machines.

However it is impossible for these safety messages to cover every hazardous situation you may encounter. If you have any questions, you should first consult your supervisor and/or your authorized dealer before operating or performing maintenance work on the machine.

003-E01B-0003

PREPARE FOR EMERGENCIES Be prepared if a fire starts or if an accident occurs.

Keep a first aid kit and fire extinguisher on hand.

Thoroughly read and understand the label attached on the fire extinguisher to use it properly.

To ensure that a fire-extinguisher can be always used when necessary, check and service the fire-extinguisher at the recommended intervals as specified in the fire-extinguisher manual.

Establish emergency procedure guidelines to cope with fires and accidents.

Keep emergency numbers for doctors, ambulance service, hospital, and fire department posted near your telephone.

004-E01A-0437

S-2

SA-437

SAFETY WEAR PROTECTIVE CLOTHING Wear close fitting clothing and safety equipment appropriate to the job.

You may need: A hard hat Safety shoes Safety glasses, goggles, or face shield Heavy gloves Hearing protection Reflective clothing Wet weather gear Respirator or filter mask.

Be sure to wear the correct equipment and clothing for the job. Do not take any chances.

SA-438

Avoid wearing loose clothing, jewelry, or other items that can catch on control levers or other parts of the machine.

Operating equipment safely requires the full attention of the operator. Do not wear radio or music headphones while operating the machine.

005-E01A-0438

PROTECT AGAINST NOISE Prolonged exposure to loud noise can cause impairment or loss of hearing.

Wear a suitable hearing protective device such as earmuffs or earplugs to protect against objectionable or uncomfortably loud noises.

SA-434 006-E01A-0434

INSPECT MACHINE Inspect your machine carefully each day or shift by walking around it before you start it to avoid personal injury.

In the walk-around inspection, be sure to cover all points described in the “PRE-START INSPECTION” chapter in the operator’s manual.

007-E01A-0435

S-3

SA-435

SAFETY GENERAL PRECAUTIONS FOR CAB Before entering the cab, thoroughly remove all dirt and/or oil from the soles of your work boots. If any controls such as a pedal is operated while with dirt and/or oil on the soles of the operator’s work boots the operator’s foot may slip off the pedal, possibly resulting in a personal accident.

Don’t leave parts and/or tools lying around the operator’s seat. Store them in their specified locations.

Avoid storing transparent bottles in the cab. Don’t attach any transparent type window decorations on the windowpanes as they may focus sunlight, possibly starting a fire.

Refrain from listening to the radio, or using music headphones or mobile telephones in the cab while operating the machine.

Keep all flammable objects and/or explosives away from the machine.

After using the ashtray, always cover it to extinguish the match and/or tobacco.

Don’t leave cigarette lighters in the cab. When the temperature in the cab increases, the lighter may explode.

524-E01A-0000

S-4

SAFETY USE HANDHOLDS AND STEPS Falling is one of the major causes of personal injury.

When you get on and off the machine, always face the machine and maintain a three-point contact with the steps and handrails.

Do not use any controls as handholds.

Never jump on or off the machine. Never mount or dismount a moving machine.

Be careful of slippery conditions on platforms, steps, and handrails when leaving the machine.

SA-439

008-E01A-0439

ADJUST THE OPERATOR’S SEAT A poorly adjusted seat for either the operator or for the work at hand may quickly fatigue the operator leading to misoperations.

The seat should be adjusted whenever changing the operator for the machine.

The operator should be able to fully depress the pedals and to correctly operate the control levers with his back against the seat back.

If not, move the seat forward or backward, and check again.

009-E01A-0378

S-5

SA-378

SAFETY FASTEN YOUR SEAT BELT If the machine should overturn, the operator may become injured and/or thrown from the cab. Additionally the operator may be crushed by the overturning machine, resulting in serious injury or death.

Prior to operating the machine, thoroughly examine webbing, buckle and attaching hardware. If any item is damaged or worn, replace the seat belt or component before operating the machine.

Be sure to remain seated with the seat belt securely fastened at all times when the machine is in operation to minimize the chance of injury from an accident.

SA-237

We recommend that the seat belt be replaced every three years regardless of its apparent condition.

010-E01A-0237

MOVE AND OPERATE MACHINE SAFELY Bystanders can be run over.

Take extra care not to run over bystanders. Confirm the location of bystanders before moving, swinging, or operating the machine.

Always keep the travel alarm and horn in working condition (if equipped). It warns people when the machine starts to move.

Use a signal person when moving, swinging, or operating the machine in congested areas. Coordinate hand signals before starting the machine.

SA-426

011-E01A-0426

HANDLE STARTING AIDS SAFELY Starting fluid: Starting fluid is highly flammable.

Keep all sparks and flame away when using it.

Keep starting fluid well away from batteries and cables.

Remove container from machine if engine does not need starting fluid.

To prevent accidental discharge when storing a pressurized container, keep the cap on the container, and store it in a cool, well-protected location.

Do not incinerate or puncture a starting fluid container.

036-E01A-0293-3

S-6

SA-293

SAFETY OPERATE ONLY FROM OPERATOR’S SEAT Inappropriate engine starting procedures may cause the machine to runaway, possibly resulting in serious injury or death.

Start the engine only from the operator’s seat.

NEVER start the engine while standing on the track or on ground.

Do not start engine by shorting across starter terminals.

Before starting the engine, confirm that all control levers are in neutral.

SA-444

012-E01B-0444

JUMP STARTING Battery gas can explode, resulting in serious injury.

If the engine must be jump started, be sure to follow the instructions shown in the “OPERATING THE ENGINE” chapter.

The operator must be in the operator’s seat so that the machine will be under control when the engine starts. Jump starting is a two-person operation.

Never use a frozen battery.

SA-032

Failure to follow correct jump starting procedures could result in a battery explosion or a runaway machine.

S013-E01A-0032

KEEP RIDERS OFF MACHINE Riders on machine are subject to injury such as being struck by foreign objects and being thrown off the machine.

Only allow the operator on the machine. Keep riders off.

Riders also obstruct the operator’s view, resulting in the machine being operated in an unsafe manner.

SA-379 014-E01B-0379

S-7

SAFETY INVESTIGATE JOB SITE BEFOREHAND When working at the edge of an excavation or on a road shoulder, the machine could tip over, possibly resulting in serious injury or death.

Investigate the configuration and ground conditions of the job site beforehand to prevent the machine from falling and to prevent the ground, stockpiles, or banks from collapsing.

Make a work plan. Use machines appropriate to the work and job site.

Reinforce ground, edges, and road shoulders as necessary. Keep the machine well back from the edges of excavations and road shoulders.

SA-380

When working on an incline or on a road shoulder, employ a signal person as required.

Confirm that your machine is equipped a FOPS cab before working in areas where the possibility of falling stones or debris exist.

When the footing is weak, reinforce the ground before starting work.

When working on frozen ground, be extremely alert.

As ambient temperatures rise, footing becomes loose and slippery.

Beware the possibility of fire when operating the machine near flammable objects such as dry grass.

015-E01A-0380

PROTECT AGAINST FALLING STONES AND DEBRIS Confirm that your machine is FOPS cab equipped before working in areas where the possibility of falling stones or debris exist.

SA-490 015-E01A-0380

S-8

SAFETY PROVIDE SIGNALS FOR JOBS INVOLVING MULTIPLE NUMBERS OF MACHINES For jobs involving multiple numbers of machines, provide signals commonly known by all personnel involved.

Also, appoint a signal person to coordinate the job site.

Make sure that all personnel obey the signal person’s directions.

018-E01A-0481 SA-481

CONFIRM DIRECTION OF MACHINE TO BE DRIVEN Incorrect travel pedal/lever operation may result in serious injury death.

Before driving the machine, confirm the position of the undercarriage in relation to the operator’s position. If the travel motors are located in front of the cab, the machine will move in reverse when travel pedals/levers are operated to the front.

SA-491 017-E01A-0491

S-9

SAFETY DRIVE MACHINE SAFELY Before driving the machine, always confirm that the travel levers/pedals direction corresponds to the direction you wish to drive.

Be sure to detour around any obstructions.

Avoid traveling over obstructions. Soil, fragments of rocks, and/or metal pieces may scatter around the machine. Don’t allow personnel to stay around the machine while traveling.

SA-387

Driving on a slope may cause the machine to slip or overturn, possibly resulting in serious injury or death.

When driving up or down a slope, keep the bucket facing the direction of travel, approximately 0.5 to 1.0 m (A) above the ground.

If the machine starts to skid or becomes unstable, immediately lower the bucket to the ground and stop.

SA-388

SA-441

Driving across the face of a slope or steering on a slope may cause the machine to skid or turnover. If the direction must be changed, move the machine to level ground, then, change the direction to ensure sage operation.

SA-589

019-E01C-0492

S-10

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